/* RESPONSIVIDADE MOBILE-FIRST */

/* Mobile Menu */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--dark-blue);
  cursor: pointer;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: var(--white);
  z-index: 1002;
  padding: 2rem;
}

.mobile-menu.active {
  display: block;
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.mobile-menu-close {
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--dark-blue);
  cursor: pointer;
}

.mobile-nav-menu {
  list-style: none;
}

.mobile-nav-menu li {
  margin-bottom: 1rem;
}

.mobile-nav-menu a {
  display: block;
  padding: 1rem 0;
  color: var(--dark-blue);
  text-decoration: none;
  font-size: 1.2rem;
  font-weight: 600;
  border-bottom: 1px solid var(--border-color);
}

/* Breakpoints */
@media (max-width: 1024px) {
  .container {
    max-width: 960px;
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: block;
  }

  .nav-menu {
    display: none;
  }

  .hero {
    padding: 100px 0 60px;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero p {
    font-size: 1.1rem;
  }

  .section {
    padding: 50px 0;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 10px;
  }

  .hero h1 {
    font-size: 1.8rem;
  }

  .card {
    padding: 1.5rem;
  }

  .btn {
    padding: 10px 20px;
    font-size: 0.9rem;
  }

  .whatsapp-float {
    width: 50px;
    height: 50px;
    font-size: 1.2rem;
  }
}